21:40 NZDST 
Observed Iridium 55, mag -4 flare. 
Time 21:46:55, altitude 58 degrees, azimuth 79 degrees. 
Compare with position predicted by Starry Night: alt 39, az 38. 
Heavens Above location: Mornington 45.8830 S, 170.4670 E, alt 164. 
Starry Night Location: 45 53' S, 170 28 E, alt 0. 
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